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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. hcc8.12 Find the sum of vectors

    Started by karush, August 11th, 2017 15:38
    12.114$, hcc8.12, sum, vector, vectors
    • Replies: 6
    • Views: 333
    August 11th, 2017, 23:01 Go to last post
  3. [SOLVED] S.8.5.41 sin(a + b) =

    Started by karush, August 2nd, 2017 17:22
    • Replies: 5
    • Views: 368
    August 3rd, 2017, 15:06 Go to last post
    • Replies: 1
    • Views: 278
    July 31st, 2017, 19:14 Go to last post
  4. Trigonometric Identity

    Started by Silver Bolt, June 28th, 2017 07:54
    $cos^6a+sin^6a=1-3, ahspace0.02cmcos^2a$, hspace0.2cmsin^2, identity, trigonometric
    • Replies: 6
    • Views: 581
    June 28th, 2017, 15:28 Go to last post
  5. Angle of Elevation

    Started by RTCNTC, June 6th, 2017 18:24
    1.5, angle, elevation, height, pole
    • Replies: 6
    • Views: 474
    June 7th, 2017, 13:34 Go to last post
  6. Minutes, Degrees, Seconds to Radians

    Started by RTCNTC, May 30th, 2017 21:51
    12°, degrees, minutes, radians, seconds
    • Replies: 5
    • Views: 496
    May 31st, 2017, 18:52 Go to last post
  7. Radians to Degrees, Minutes, Seconds

    Started by RTCNTC, May 30th, 2017 21:54
    degrees, minutes, radians, seconds, steps
    • Replies: 4
    • Views: 436
    May 31st, 2017, 18:49 Go to last post
  8. Minutes, Degrees to Radians

    Started by RTCNTC, May 30th, 2017 21:49
    12°, degrees, minutes, pi/180°, radians
    • Replies: 4
    • Views: 336
    May 31st, 2017, 18:48 Go to last post
  9. Trigonometric equation

    Started by Igor, May 31st, 2017 13:26
    5sinleftxright, equation, honest, start, trigonometric
    • Replies: 6
    • Views: 548
    May 31st, 2017, 14:50 Go to last post
  10. Sum of Tangent Formula

    Started by RTCNTC, May 30th, 2017 21:42
    #tanx, pi/2, review, sum, trigonometry
    • Replies: 2
    • Views: 351
    May 31st, 2017, 11:05 Go to last post
  11. Prove Trigonometric Identities

    Started by mitaka90, May 27th, 2017 08:18
    difficult, problem, solve, test, thing
    • Replies: 9
    • Views: 674
    May 29th, 2017, 20:30 Go to last post
  12. Find Distance Car Travelled

    Started by RTCNTC, May 10th, 2017 20:23
    2 Pages
    1 2
    car, clear, degrees, mountain, problem
    • Replies: 10
    • Views: 713
    May 11th, 2017, 02:24 Go to last post
  13. Law of Tangents

    Started by RTCNTC, May 10th, 2017 23:26
    law, tangents, taught, trig, usefulness
    • Replies: 2
    • Views: 323
    May 10th, 2017, 23:37 Go to last post
  14. "Bearing" question - finding distance between two objects

    Started by tantrik, January 16th, 2017 09:13
    bearing, lighthouse, motorboat, question, south
    • Replies: 2
    • Views: 896
    April 3rd, 2017, 07:46 Go to last post
  15. Cos trig identity

    Started by paulmdrdo, March 7th, 2017 06:23
    circuits, cos, derivation, formula, identity
    • Replies: 1
    • Views: 379
    March 7th, 2017, 09:05 Go to last post
  16. Trig Identity problem

    Started by JPorkins, March 1st, 2017 16:15
    cos2x, grateful, identity, sinx, trig
    • Replies: 9
    • Views: 697
    March 2nd, 2017, 07:58 Go to last post
  17. Rotation Formula

    Started by jerryd, February 25th, 2017 18:43
    angle, cos, radius, rotation, sin
    • Replies: 2
    • Views: 657
    February 25th, 2017, 21:33 Go to last post
  18. [SOLVED] Trigonometric simplification

    Started by Theia, January 21st, 2017 17:57
    alpha, atan^2, cdot, cos, rtan
    • Replies: 2
    • Views: 538
    January 22nd, 2017, 07:29 Go to last post
  19. Prove that sin(x)+cos(x) is equal or larger than 1

    Started by Yankel, January 10th, 2017 05:22
    2 Pages
    1 2
    assume, contradiction, inequality, prove, [sin^2x-2sinxcosx+cos^2x
    • Replies: 11
    • Views: 2,296
    January 15th, 2017, 13:44 Go to last post
  20. Finding distances to the frisbee

    Started by kingsala, April 10th, 2014 17:01
    • Replies: 3
    • Views: 1,589
    December 29th, 2016, 11:17 Go to last post
  21. Graphing trig function

    Started by Dasysaaaa, December 17th, 2016 17:25
    function, graphing, parent, periods, points
    • Replies: 1
    • Views: 380
    December 18th, 2016, 04:11 Go to last post
  22. Simplifying A trig equation

    Started by tmt, November 20th, 2016 17:28
    $cscleftthetaright$, $fracsecthetatantheta$, equation, simplify, trig
    • Replies: 1
    • Views: 417
    November 20th, 2016, 17:33 Go to last post
  23. Trigonometric identities

    Started by simongreen93, November 2nd, 2016 16:25
    360, 4cosēθ, degrees, solve, trigonometric identities
    • Replies: 6
    • Views: 841
    November 16th, 2016, 14:10 Go to last post
  24. trigonometric equation

    Started by laura123, November 15th, 2016 17:17
    equation, everthing, idea, works, x=0$
    • Replies: 6
    • Views: 735
    November 16th, 2016, 04:21 Go to last post
  25. Trignometric identities

    Started by simongreen93, November 14th, 2016 17:41
    4cotē, cosec, identities, solve, trignometric
    • Replies: 2
    • Views: 412
    November 14th, 2016, 21:39 Go to last post
  26. Equation involving the inverse tangent function

    Started by karseme, November 12th, 2016 15:43
    equation, implies, number, real, y=arccotx
    • Replies: 2
    • Views: 425
    November 12th, 2016, 16:54 Go to last post

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Top 160 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1karush12.648graphing desmos endpoint
2Drain Brain4.718solving for theta
3anemone4.517Evaluate a floor function invo...
4paulmdrdo4.216Cos trig identity
5RTCNTC3.915Which Angle is Larger?
6bsmithysmith2.18Finding for X given half-angle...
7jacks1.87number of solution
7daigo1.87Equation of ellipse from direc...
7sweatingbear1.87Value of complex expression
7tmt1.87Simplifying A trig equation
8dwsmith1.35Trying to resolve a trig ident...
8Needhelp1.35Trigonometry in mechanics
8courtbits1.35Beginner's Verifying Trig Iden...
8Silver Bolt1.35Prove the identity
9DrunkenOldFool1.04Solution of Triangles
9Casio1.04Symmetry of graphs
9eleventhxhour1.04Am I doing these wrong?
9Dundee31.04Secondary Identity Confirmatio...
9mathsheadache1.04Angle of elevation question
10DeusAbscondus0.83Given value of cos(A) and quad...
10Bushy0.83Area of a triangle in terms of...
10Cbarker10.83Constant Force Work formula
10Ragnarok0.83Find angles when circumference...
10bergausstein0.83Finding the resultant
10Guest0.83Inverse trig
10estex1980.83find all solutions (0 - 2pi) f...
10kingsala0.83Trigonometry and Triangle Ques...
10mathdrama0.83terminal arm word problem
10squexy0.83Help solving questions
10TrigEatsMe0.83Expressing sin/cos(2θ) in...
10fordy27070.83finding solutions
10karseme0.83Equation involving the inverse...
10simongreen930.83Trignometric identities
11Sudharaka0.52trig fix
11veronica19990.52How far above the ground is th...
11alane19940.52Mechanical Vibrations - Linear...
11melissax0.52Solving a Trigonometric Equati...
11m3dicat3d0.52More than one equation for a g...
11greg13130.52Trigonometric sum with a produ...
11Petrus0.52Cosine Equation
11Alaba270.52Composition of functions!
11evinda0.52Right triangle
11nacho0.52Finding this recurrence relati...
11leprofece0.52Area of parallelogram
11CGuthrie910.52Find the measure of <ACD
11clhrhrklsr0.52Finding Missing Angles
11maxkor0.52Angles in a triangle
11zolton59710.52Radius
11egillesp0.52Proving a trigonometric identi...
11Monoxdifly0.52[ASK] Trigonometric Equation
11ramz0.52Angle between the tangents to ...
11NotaMathPerson0.52Trigonometric equation
11mathlearn0.52Find cos theta and tan theta u...
118163180.52Trigonometric identity
11JPorkins0.52Complex wave forms and fundame...
11jevanuD0.52Prove Trigonometric Identity
12Ackbach0.31Trigonometry to Memorize and T...
12Prove It0.31Completion of the proof of the...
12Alexmahone0.31[solved] Where is the error?
12Yankel0.31Prove that sin(x)+cos(x) is eq...
12Peking Man0.31Area of an equilateral triangl...
12I like Serena0.31arcsin or sin^-1?
12caffeinemachine0.31Product of a lot of cosines
12gotah0.31solving for postive value of x...
12rebecca1200.31Circular Functions
12Jayden0.31Trig question
12surajkrishna0.31Help on Trigonometric sums. (A...
12nicodemus0.31Trigonometry questions I'm stu...
12chlobuggy0.31Trig identity verification
12thorpelizts0.31Solving a Trigonometric Equati...
12skatenerd0.31Confused about a couple of tri...
12HelpMePlease0.31Solving a Trigonometric Equati...
12Poly0.31Volume of a roof
12Farmtalk0.31Prove Sum and Difference Sine?
12abender0.31Range of sec^4(x) + csc^4(x)
12Lisa910.31Proving a trigonometric equati...
12ZaidAlyafey0.31Inverse tangent function
12Andrei0.31periodic function
12suvadip0.31Trigonometric Identity
12mathmari0.31How do we get the arccosh ?
12laura1230.31trigonometric equation
12bw0young0math0.31Ambiguity in the Arc-Tangent F...
12soccerstar8140.31Applying Trigonometric Functio...
12moohah0.31sq. FD + sq. DB = sq. BF Almag...
12bnosam0.31Simplify a trig. expression us...
12kalish0.31Trigonometric inequality bound...
12Pranav0.31Finding the greatest angle
12Ineedhelppp0.31Part of a Trig problem
12lfdahl0.31Usage of the Rearrangement Ine...
12suzy1230.31Trigonometric Identity Questio...
12lkcl0.31is simplification of sin(x) * ...
12jeflon0.31Problem solving 2 variable equ...
12dotails0.31Axis Constrained Collision Dis...
12arroww0.31Solve the trigonometric equati...
12ardentmed0.31Trigonometric Values Exact Val...
12Alexstrasuz0.31Simplifying a trigonometric ex...
12ashcash0.31Trig Problem With Vectors
12bgb0.31Trigonometric function values ...
12THAGONZ0.31Newbie here with question on C...
12GroundSpider0.31Right Angle Triangle, at a los...
12Tazook0.31Determining the sin theta, tan...
12chr1is0.31Finding distance between two a...
12DanielBW0.31Find the angle....
12cloned330.31Altitude
12khuangg0.31Finding Formula without using ...
12viawilli0.31Converting between arcseconds ...
12Sean0.31Proving and Identity
12NeedHelp270.31Ferris Wheel Trig Problem
12ThomsonKevin0.31Express 3sin(3x)-4cos(3x) in t...
12vandana panchal0.31a simple trigonometrical equat...
12Britney Simpson0.31Hi guys. I'm really not sure w...
12ognik0.31Arcoth(x)
12wadcock0.31Tricky Trigonometric Equation
12Yash0.31Bearing Help
12samsami0.31Find a function
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12sphrrson0.31Find exact value
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12manish003330.31Trigonometric Equation
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12arejet0.31How to find a general solution...
12bikerguy0.31Not a Math Guru
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